Monthly rate = 1.25% Date Payments Purchases Balance Number of Days Product/Sum 9/1 - 9/5 $387.52 5 $1,937.60 9/6 $50.00 $337.52 1 $337.52 9/7 - 9/18 $ $ 9/19 $62.26 $399.78 1 $399.78 9/20 - 9/30 $ $ Total 30 $ The average daily balance = ÷ 30 = $ . Finance charge = monthly rate x average daily balance = $ . New balance = previous balance - payment/credits + finance charge + new purchases = $ .